Add Endpoint notes

Author: natasha-moore-elastic

docs/release-notes/8.19.asciidoc

@@ -9,6 +9,8 @@
 [[bug-fixes-8.19.4]]
 ==== Fixes
 * Fixes a bug where the toggle column functionality only functioned on the **Alerts** page ({kibana-pull}234278[#234278]).
+* Fixes a bug where Linux capabilities were included in {elastic-endpoint} network events despite being disabled.
+* Makes the delivery of {elastic-endpoint} command line commands more robust. In rare cases, commands could previously fail due to interprocess communication issues.
 
 [discrete]
 [[release-notes-8.19.3]]